Oklahoma
As of Nov 10, 2026, EPA Facility Watch shows 20 current records for Oklahoma. No changes since the first check, Nov 10, 2026.
Source: EPA enforcement data (ECHO). Checked weekly.
Checked Nov 10, 2026, 15:06 UTC
| Facility | City | EPA status | EPA registry ID |
|---|---|---|---|
| WYNNEWOOD REFINERY | WYNNEWOOD | Significant Violation | 110000453697 |
| GRAND RIVER DAM AUTH/CHOUTEAU COAL FIRED COMPLEX | CHOUTEAU | Significant Violation | 110000598489 |
| ALTUS SE WASTEWATER TREATMENT PLANT | ALTUS | Significant Violation | 110000753471 |
| WESTERN FARMERS ELECTRIC COOPERATIVE ANADARKO STATION | ANADARKO | Significant Violation | 110001631440 |
| VEOLIA ENGRY TULSA INC | TULSA | Significant Violation | 110001641938 |
| DUNCAN PUBLIC UTILITIES AUTH | DUNCAN | Significant Violation | 110002047160 |
| DURANT CITY UTILITIES AUTH | DURANT | Significant Violation | 110002047384 |
| CHICKASHA WWTP | CHICKASHA | Significant Violation | 110002049122 |
| CITY OF MUSKOGEE POLLUTION CONTROL PLANT | MUSKOGEE | Significant Violation | 110006644998 |
| ELMORE CITY GAS PLANT | ELMORE CITY | Significant Violation | 110007164512 |
| MARKWEST OKLAHOMA GAS CO LLC/BUTLER ARAPAHO GAS PLT | BUTLER | Significant Violation | 110007386998 |
| OKMULGEE WWTP | OKMULGEE | Significant Violation | 110010650303 |
| STILWELL AREA DEVELOPMENT AUTH | STILWELL | Significant Violation | 110011008408 |
| NEWCASTLE PUBLIC WORKS AUTH. | NEWCASTLE | Significant Violation | 110011008747 |
| PONCA CITY REFINERY | PONCA CITY | Significant Violation | 110015682830 |
| LYNN LANE WASTE WATER TREATMENT PLANT | BROKEN ARROW | Significant Violation | 110022862053 |
| OKC SOUTH CANADIAN WWT | OKLAHOMA CITY | Significant Violation | 110039693043 |
| OK CITY WTR UTIL TRST-CHISHOLM | EDMOND | Significant Violation | 110064610773 |
| FIBER GLASS SYSTEMS LP TULSA / TULSA FACILITY | TULSA | Significant Violation | 110069220792 |
| BCE MACH III MIDSTREAM HOLDINGS LLC / LINCOLN GAS PLANT | KINGFISHER | Significant Violation | 110069998843 |
Changes
No changes since the first check on Nov 10, 2026.
Other states
Spot environmental risk in a deal: major facilities that join or leave EPA's significant noncompliance list. It does not determine compliance, approval, or intent.